Climate averages 1991–2020
Siegen weather
in June.
A mild, moderately wet month: the 3rd warmest and the joint 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
June is a mild month in Siegen: daytime highs average 19.9°C and nights cool to about 11.5°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 76 mm of rain on roughly 13 days, which makes June a moderately wet month (the joint 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 16 h 26 min on an average June day.
The nearest other city in this atlas is Lüdenscheid (47 km away). In June its highs average 18.6°C, 1.2°C cooler than Siegen, with 88 mm of rain.
Among the 120 cities listed in Germany, Siegen ranks 106th of 120 for the warmest June highs and joint 89th of 120 for the driest June (rainfall, lowest first). The mean June high of those 120 cities is 20.9°C; Siegen is 1.0°C cooler than that mean.
From June to July, average highs rise by 2.0°C to 21.9°C, and monthly rainfall rises from 76 mm to 83 mm.
The annual picture
June in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Siegen climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 3.2°C-1.4°C | -1.4°C | 100 | 14.6 | 8.58 h |
| February | 4.3°C-1.6°C | -1.6°C | 79 | 12.1 | 10.010 h |
| March | 8.3°C1.0°C | 1.0°C | 82 | 13.7 | 11.812 h |
| April | 13.1°C4.4°C | 4.4°C | 62 | 11.7 | 13.814 h |
| May | 16.9°C8.4°C | 8.4°C | 72 | 12.6 | 15.515 h |
| June, selected | 19.9°C11.5°C | 11.5°C | 76 | 12.8 | 16.416 h |
| July | 21.9°C13.7°C | 13.7°C | 83 | 14.2 | 16.016 h |
| August | 21.6°C13.5°C | 13.5°C | 81 | 13.0 | 14.615 h |
| September | 17.6°C10.4°C | 10.4°C | 76 | 11.6 | 12.713 h |
| October | 12.7°C6.8°C | 6.8°C | 80 | 12.9 | 10.811 h |
| November | 7.4°C3.0°C | 3.0°C | 85 | 13.4 | 9.09 h |
| December | 4.0°C0.0°C | 0.0°C | 109 | 15.8 | 8.08 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
June in nearby cities
- Lüdenscheid in JuneGermany · 47 kmHigh 18.6°C · Low 10.7°C · 88 mm rain
- Marburg an der Lahn in JuneGermany · 53 kmHigh 20.6°C · Low 11.7°C · 59 mm rain
- Gießen in JuneGermany · 56 kmHigh 21.2°C · Low 12.2°C · 61 mm rain
- Arnsberg in JuneGermany · 57 kmHigh 19.2°C · Low 11.1°C · 74 mm rain
- Iserlohn in JuneGermany · 60 kmHigh 19.4°C · Low 11.4°C · 72 mm rain
- Troisdorf in JuneGermany · 62 kmHigh 21.1°C · Low 12.5°C · 73 mm rain
- Bergisch Gladbach in JuneGermany · 64 kmHigh 20.9°C · Low 12.5°C · 77 mm rain
- Koblenz in JuneGermany · 66 kmHigh 21.5°C · Low 12.6°C · 59 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Siegen) is explained once on the Siegen year overview and on the Sources, method and limits page.